Haryana PMT Haryana PMT Solved Paper-2005

  • question_answer
    Among plants pheromones are secreted by the cells of the following plants for given function :

    A)  all plants for growth and development

    B)  Yeast for facilitating mating

    C)  all fungi for sexual reproduction

    D)  Rhizopus for formation of zygospore

    Correct Answer: B

    Solution :

                    Pheromone is a substance secreted to outside by an indivisual and received by a second indivisual of the same species in which it induce a specific reaction e.g. fusion of  two  yeast  cells  during  sexual reproduction.


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